split network plugins into distinct roles

roles/docker/tasks/main.yml

@@ -41,7 +41,7 @@
   action: "{{ docker_package_info.pkg_mgr }}"
   args:
     pkg: "{{item}}"
-    state: latest
+    state: present
   with_items: docker_package_info.pkgs
   when: docker_package_info.pkgs|length > 0
 

roles/docker/vars/debian.yml

@@ -1,9 +1,10 @@
 docker_kernel_min_version: '3.2'
+docker_version: 1.9.1-0~{{ ansible_distribution_release|lower }}
 
 docker_package_info:
   pkg_mgr: apt
   pkgs:
-    - docker-engine
+    - docker-engine={{ docker_version }}
 
 docker_repo_key_info:
   pkg_key: apt_key

roles/docker/vars/ubuntu.yml

@@ -0,0 +1,21 @@
+docker_kernel_min_version: '3.2'
+docker_version: 1.9.0-0~{{ ansible_distribution_release }}
+
+docker_package_info:
+  pkg_mgr: apt
+  pkgs:
+    - docker-engine={{ docker_version }}
+
+docker_repo_key_info:
+  pkg_key: apt_key
+  keyserver: hkp://p80.pool.sks-keyservers.net:80
+  repo_keys:
+    - 58118E89F3A912897C070ADBF76221572C52609D
+
+docker_repo_info:
+  pkg_repo: apt_repository
+  repos:
+    - >
+       deb https://apt.dockerproject.org/repo
+       {{ ansible_distribution|lower }}-{{ ansible_distribution_release|lower }}
+       main